Calling all 318 guys....318 vs 5.2 magnum, info needed please

No....not for now unfortunately $$$ wise i might go with a fitech or holley efi later one...i would love to keep it factory efi but running a 4 speed and having an auto pcm..f*cks everything up and im not a efi wizard either....just want a dead dead reliable combo and goodin gas etc....i want something as powerfull as the 340 but more reliable and cheap.